/*
 * Copyright (C) 2017 The Guava Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

package com.google.common.util.concurrent;

import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.Condition;
import java.util.concurrent.locks.Lock;

/**
 * Forwarding wrapper around a {@code Lock}.
 */
@ElementTypesAreNonnullByDefault
abstract class ForwardingLock implements Lock
{
    abstract Lock delegate();

    @Override
    public void lock()
    {
        delegate().lock();
    }

    @Override
    public void lockInterruptibly() throws InterruptedException
    {
        delegate().lockInterruptibly();
    }

    @Override
    public boolean tryLock()
    {
        return delegate().tryLock();
    }

    @Override
    public boolean tryLock(long time, TimeUnit unit) throws InterruptedException
    {
        return delegate().tryLock(time, unit);
    }

    @Override
    public void unlock()
    {
        delegate().unlock();
    }

    @Override
    public Condition newCondition()
    {
        return delegate().newCondition();
    }
}
